Job description
 
                         We're looking for a Senior Backend Python Developer to help rebuild our backend infrastructure from the ground up, working closely with a high-caliber engineering team.
In this role, you'll apply cutting-edge AI development tools and best-in-class engineering practices to build scalable systems that support our growing platform.
You'll collaborate with our VP of Product, Head of Data, and other cross-functional teams to turn product requirements into elegant, efficient backend solutions.
You'll play a key role in architecting systems, mentoring talent, and driving innovation in a fast-paced, product-first environment.
This position is based in Girona, Spain, with a hybrid work setup.
However, we welcome applications from candidates who are seeking a fully remote arrangement, especially if their skills and experience closely match the role.
You'll report directly to the VP of Product.
Requirements
Key Responsibilities:
Technical Leadership & Backend Development
Design and build scalable, maintainable backend services using Django, FastAPI, and related Python frameworks Collaborate with the Head of Data on data architecture and seamless data flow between backend and data infrastructure Drive system architecture decisions as part of our backend rebuild initiative Work with diverse storage technologies: PostgreSQL, MongoDB, OpenSearch, and optimize data modeling and access Implement robust API design and integrate effectively across microservices Use Docker, AWS, and related cloud tools to build resilient infrastructure
AI-First Development
Leverage AI development tools like Cursor, Claude Code, and MCP servers to accelerate delivery Maintain and refine Cursor rules and AI-assisted development configurations Promote best practices in AI-assisted coding while ensuring high code quality and security Stay on top of AI tooling trends and share insights across the team
Cross-Functional Collaboration
Work with product managers and the Head of Data to implement features from PRDs Ensure backend systems support data analytics, ML workflows, and reporting pipelines Participate in agile ceremonies: sprint planning, retrospectives, backlog refinement Translate business needs into user stories, epics, and technical specs Collaborate with frontend developers, designers, and other stakeholders to deliver cohesive product experiences
Mentorship & Team Growth
Mentor junior developers and provide technical guidance through code reviews and pair programming Foster a culture of high-quality engineering and continuous improvement Share knowledge on Python best practices and AI tooling Help define and evolve team standards and development processes
Requirements
Technical Expertise
5+ years of Python development experience, with strong command of Django and FastAPI Deep knowledge of PostgreSQL, MongoDB, SQLAlchemy, and Alembic Proficiency with Docker and cloud platforms (AWS preferred; Azure or GCP also valued) Experience designing distributed systems, REST APIs, and microservices Familiarity with Celery for task queues and OpenSearch/Elasticsearch
AI Development Proficiency
Experience with tools like Cursor, Claude Code, or other AI-assisted development platforms Familiarity with MCP servers and integrating AI into the dev workflow Ability to manage AI rules/configs while maintaining clean, secure codebases
Product & Process Acumen
Strong grasp of agile methodologies and product development cycles Comfortable interpreting PRDs and translating them into executable plans Skilled in writing clear user stories and collaborating with cross-functional teams
Communication & Leadership
Excellent verbal and written communication in English (Spanish is a plus) Proven ability to mentor junior developers and contribute to team culture Strong problem-solving skills and participation in technical decision-making
Benefits
Why Join Us:
Join a culture that celebrates creativity and welcomes innovative, disruptive ideas, empowering you to make a real impact Immerse yourself in a fast-paced, diverse workplace where you'll have the chance to collaborate and learn from specialists across various fields, fostering personal and professional growth Embrace automation and seamless tech integration in your workflows, while our platform boosts operations through tech leverage, ensuring you stay ahead of the curve and updated with new technologies Enjoy an attractive compensation package that recognizes your contributions and dedication to our shared success, rewarding you fairly for your hard work Work in a comfortable, ergonomic environment within our spacious, modern offices located conveniently in the heart of Girona, just minutes away from the train station where you can enjoy daily fresh fruit and coffee! Monthly afterworks organised by the company to unwind and strengthen team connections Enjoy flexible entry hours that help you balance your personal life with your work commitments
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